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Patent US3172382A successfully refreshed from Google Patents.
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US3172382A Expired / Lapsed US ⏱️ 0.0 years remaining

Desolder tool

Assignee: Boeing Co
•
Filing: 1962-12-20
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Granted: 1965-03-09
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Expires: 1982-12-20
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Abstract

No abstract record available.

Inventors

  • 👤 Weglin Walter

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 12:32
CPC Classifications
B; B23; B23K; B23K1/00; B23K1/018

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 424 words
A TOOL FOR MELTING AND REMOVING FUSIBLE MATERIAL COMPRISING A HANDLE; HEATING MEANS CARRIED BY SAID HANDLE; A METAL ADAPTED CARRIED BY SAID HEATING MEANS AND DISPOSED IN A HEAT CONDUCTIVE RELATIONSHIP TO SAID HEATING MEANS, SAID ADAPTER HAVING A PASSAGEWAY WITH AN OPENING AT THE END OPPOSITE THE END CARRIED BY SAID HEATING MEANS AND THE PASSAGEWAY EXTENDING PART WAY THROUGH SAID ADAPTER AND OUT THROUGH AN OPENING IN THE SIDE WALL OF SAID ADAPTER AT A PREDETERMINED DISTANCE FROM SAID END WITH AN OPENING; A SOLDERING TIP CARRIED BY SAID ADAPTER AND DISPOSED IN A HEAT CONDUCTIVE RELATIONSHIP TO SAID ADAPTER, SAID TIP HAVING A PASSAGEWAY EXTENDING THROUGH THE LENGTH OF SAID TIP WITH OPENINGS AT EACH END OF SAID TIP, SAID TIP BEING DISPOSED SO THAT THE PASSAGEWAY IN SAID TIP IS IN COMMUNICATION WITH THE PASSAGEWAY IN SAID ADAPTER; A HOLLOW METAL TUBE DISPOSED IN A FIXED AND HEAT CONDUCTIVE RELATIONSHIP WITH RESPECT TO SAID ADAPTER AT THE PASSAGEWAY OPENING IN THE WALL OF SAID ADAPTER AND EXTENDING AND DISPOSED IN A DIRECTION TOWARDS SAID HANDLE, SAID TUBE HAVING A PASSAGEWAY CAPABLE OF PERMITTING THE FLOW OF FLUID FUSIBLE MATERIAL THROUGH THE LENGTH OF SAID TUBE, WITH OPENINGS AT EACH END OF SAID TUBE, SAID TUBE BEING DISPOSED SO THAT THE PASSAGEWAY IN SAID TUBE IS IN COMMUNICATION WITH THE PASSAGEWAY IN SAID ADAPTER; A SMALL HOLLOW RUBBER BULB HAVING ONLY ONE OPENING, WHICH OPENING IS SO SIZED AS TO PERMIT SAID BULB TO FIT OVER THE END OF SAID TUBE FURTHEST FROM SAID ADAPTER, WHICH END OF SAID TUBE IS PROVIDED WITH MEANS TO HOLD AND RETAIN SAID BULB SO THAT THE HOLLOW INTERIOR OF SAID BULB IS IN COMMUNICATION WITH THE PASSAGEWAY IN SAID TUBE, SAID BULB BEING SO SIZED AND THE DIAMETER OF THE PASSAGEWAY IN SAID TIP BEING SUCH THAT THE VACUUM SUCTION CAPABILITIES OF SAID BULB WILL BE NO GREATER THAN THAT NECESSARY TO DRAW FUSIBLE MATERIAL THROUGH THE PASSAGEWAYS OF SAID TIP AND SAID ADAPTER AND ANLY PART WAY INTO THE PASSAGEWAY OF SAID TUBE; WHEREBY THE TOOL HAS A CLEAR AND UNIMPEDED PASSAGEWAY EXTENDING FROM THE OPEN END OF SAID TIP FURTHEST FROM SAID BULB THROUGH SAID TIP AND THROUGH SAID ADAPTER AND THROUGH SAID TUBE INTO SAID BULB THUS PERMITTING AIR TO BE EXHAUSTED FROM SAID BULB THROUGH SAID UNIMPEDED PASSAGEWAY WHEN THE BULB IS SQUEEZED AND A REVERSE VACUUM SUCTION ACTION TO BE CREATED THROUGH SAID UNIMPEDED PASSAGEWAY WHEN THE PRESSURE APPLIED TO SAID BULB BY SAID SQUEEZING ACTION IS RELEASED.
Claim 2
Dependent Claim 424 words
A TOOL FOR MELTING AND REMOVING FUSIBLE MATERIAL COMPRISING A HANDLE; HEATING MEANS CARRIED BY SAID HANDLE; A METAL ADAPTED CARRIED BY SAID HEATING MEANS AND DISPOSED IN A HEAT CONDUCTIVE RELATIONSHIP TO SAID HEATING MEANS, SAID ADAPTER HAVING A PASSAGEWAY WITH AN OPENING AT THE END OPPOSITE THE END CARRIED BY SAID HEATING MEANS AND THE PASSAGEWAY EXTENDING PART WAY THROUGH SAID ADAPTER AND OUT THROUGH AN OPENING IN THE SIDE WALL OF SAID ADAPTER AT A PREDETERMINED DISTANCE FROM SAID END WITH AN OPENING; A SOLDERING TIP CARRIED BY SAID ADAPTER AND DISPOSED IN A HEAT CONDUCTIVE RELATIONSHIP TO SAID ADAPTER, SAID TIP HAVING A PASSAGEWAY EXTENDING THROUGH THE LENGTH OF SAID TIP WITH OPENINGS AT EACH END OF SAID TIP, SAID TIP BEING DISPOSED SO THAT THE PASSAGEWAY IN SAID TIP IS IN COMMUNICATION WITH THE PASSAGEWAY IN SAID ADAPTER; A HOLLOW METAL TUBE DISPOSED IN A FIXED AND HEAT CONDUCTIVE RELATIONSHIP WITH RESPECT TO SAID ADAPTER AT THE PASSAGEWAY OPENING IN THE WALL OF SAID ADAPTER AND EXTENDING AND DISPOSED IN A DIRECTION TOWARDS SAID HANDLE, SAID TUBE HAVING A PASSAGEWAY CAPABLE OF PERMITTING THE FLOW OF FLUID FUSIBLE MATERIAL THROUGH THE LENGTH OF SAID TUBE, WITH OPENINGS AT EACH END OF SAID TUBE, SAID TUBE BEING DISPOSED SO THAT THE PASSAGEWAY IN SAID TUBE IS IN COMMUNICATION WITH THE PASSAGEWAY IN SAID ADAPTER; A SMALL HOLLOW RUBBER BULB HAVING ONLY ONE OPENING, WHICH OPENING IS SO SIZED AS TO PERMIT SAID BULB TO FIT OVER THE END OF SAID TUBE FURTHEST FROM SAID ADAPTER, WHICH END OF SAID TUBE IS PROVIDED WITH MEANS TO HOLD AND RETAIN SAID BULB SO THAT THE HOLLOW INTERIOR OF SAID BULB IS IN COMMUNICATION WITH THE PASSAGEWAY IN SAID TUBE, SAID BULB BEING SO SIZED AND THE DIAMETER OF THE PASSAGEWAY IN SAID TIP BEING SUCH THAT THE VACUUM SUCTION CAPABILITIES OF SAID BULB WILL BE NO GREATER THAN THAT NECESSARY TO DRAW FUSIBLE MATERIAL THROUGH THE PASSAGEWAYS OF SAID TIP AND SAID ADAPTER AND ANLY PART WAY INTO THE PASSAGEWAY OF SAID TUBE; WHEREBY THE TOOL HAS A CLEAR AND UNIMPEDED PASSAGEWAY EXTENDING FROM THE OPEN END OF SAID TIP FURTHEST FROM SAID BULB THROUGH SAID TIP AND THROUGH SAID ADAPTER AND THROUGH SAID TUBE INTO SAID BULB THUS PERMITTING AIR TO BE EXHAUSTED FROM SAID BULB THROUGH SAID UNIMPEDED PASSAGEWAY WHEN THE BULB IS SQUEEZED AND A REVERSE VACUUM SUCTION ACTION TO BE CREATED THROUGH SAID UNIMPEDED PASSAGEWAY WHEN THE PRESSURE APPLIED TO SAID BULB BY SAID SQUEEZING ACTION IS RELEASED.

References Cited (Backward Citations)

US571970A Cited
US944254A Cited
GB181042A Cited
US1724070A Cited
US2609778A Cited
GB693197A Cited
GB875398A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-03-08 1968-09-07 1969-03-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-03-08 1972-09-07 1973-03-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-03-08 1976-09-07 1977-03-09 $7700.00 Window Closed / Lapsed

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